InChI=1S/C28H54O5/c1-24(2)18-14-10-6-5-7-13-17-21-28(31)33-26(22-29)23-32-27(30)20-16-12-9-8-11-15-19-25(3)4/h24-26,29H,5-23H2,1-4H3/t26-/m0/s1